Home / 18,463,366.35-25,480,421.01-11,123,510.04

Finding the Fourth Proportional to 18,463,366.35, 25,480,421.01 and 11,123,510.04

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Solution

The fourth proportional to 18,463,366.35, 25,480,421.01 and 11,123,510.04 is: 15,351,031.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,463,366.35 : 25,480,421.01 = 11,123,510.04 : x
  2. Step 2: Convert to fraction form
    18,463,366.35/25,480,421.01 = 11,123,510.04/x
  3. Step 3: Cross multiply
    18,463,366.35x = 25,480,421.01 × 11,123,510.04
  4. Step 4: Simplify right side
    18,463,366.35x = 283,431,718,928,161.94
  5. Step 5: Solve for x
    x = 283,431,718,928,161.94/18,463,366.35
  6. Step 6: Final answer
    x = 15,351,031.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.